package org.jypj.dev.util;

import java.io.File;

public class DeleteDirectory {
    /**
     * 删除空目录
     *
     * @param dir 将要删除的目录路径
     */
    public static void doDeleteEmptyDir(String dir) {
        boolean success = (new File(dir)).delete();
    }

    /**
     * 递归删除目录下的所有文件及子目录下所有文件
     *
     * @param dir 将要删除的文件目录
     * @return boolean Returns "true" if all deletions were successful.
     * If a deletion fails, the method stops attempting to
     * delete and returns "false".
     */
    public static boolean deleteDir(File dir) {
        if (dir.isDirectory()) {
            //递归删除目录中的子目录下
            String[] children = dir.list();
            for (int i = 0; i < children.length; i++) {
                boolean success = deleteDir(new File(dir, children[i]));
                if (!success) {
                    return false;
                }
            }
        }
        // 目录此时为空，可以删除
        return dir.delete();
    }

    /**
     * 测试
     */
    public static void main(String[] args) {
        File file = new File("E:/upload/厦门北-汉口");
        deleteDir(file);
    }
}